The Long Āgama Sūtra 30.7

30.7

時，眾比丘於食後集講堂上議言：「諸賢！未曾有也，今此天地何由而敗？何由而成？眾生所居國土云何？」

After their meal, a group of monks gathered up in the meeting hall. They had this discussion: “Gentlemen, it’s amazing! What causes the destruction of heaven and earth? What causes their formation? What are the countries where sentient beings live?”